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The power button is on top of the iPhone 4. You hold down the button to either turn the phone on or off.

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12y ago

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How do you fix my iphone 4 that wont stop vibrating?

Hold the home button and the lock/power button on the top for approximately 10 seconds.


How do you put iphone in recovery mode without power button?

1. Power down the iPhone anyway you can. 2. Connect it to the computer with the usb while holding down the home button. 3. Keep holding until the it says it is in recovery mode. 4. Done


Why isn't my iPhone working?

Try resetting your iPhone. Hold Down the Home Button AND the Power button at the same time for 30 seconds


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Try resetting your iPhone. Hold Down the Home Button AND the Power button at the same time for 30 seconds


How do you restart an iPhone 4?

Hold down the Lock/Power button and the home button simultaneously for a few seconds until the "slide to power off" slider bar comes up. Swipe the red slider button across the bar. The iPhone will turn off. When the screen goes dark, hold the Lock/Power button until the Apple logo shows up.


How do you update your iPhone 4?

What you do is you go and plug up ur iPhone to the iTunes and click on the update button


How do I turn on my iPhone?

Simply press the power button (on the side of the phone) and hold it for a few seconds. The iPhone should then boot.


Where can one find instructions on installing a home button on an iPhone 4?

The easiest way someone can find an instruction to install a home button is using Youtube. There are other websites like Ifixit which explain installing a home button on the iPhone 4.


How can I use my iPhone to take a photo of the screen?

To take a photo of the screen using your iPhone, press the power button and the volume up button simultaneously. This will capture a screenshot of whatever is displayed on your screen.


What can you do when your iPhone is stuck on an app?

Try holding the power button and the home button for roughly 10 to 15 seconds. It should restart.


Why isn't my camera working?

Try resetting your iPhone. Hold Down the Home Button AND the Power button at the same time for 30 seconds